A 35-C Point Charge Sits in the Center of a Cube

Multiple Choice

A 3.5-C point charge sits in the center of a cube and the electric flux through one of the cube's sides is 6.6 * 10¹⁰ Nm²/C .What is the length of one of the edges of the cube?

A) 0.50 m
B) 1.0 m
C) 1.5 m
D) 0.67 m
E) the size of the cube cannot be uniquely determined from the given information